# SEDSAT-1

> American amateur radio satellite

**Wikidata**: [Q17127223](https://www.wikidata.org/wiki/Q17127223)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/SEDSAT-1)  
**Source**: https://4ort.xyz/entity/sedsat-1

## Summary
SEDSAT-1 is an American amateur radio satellite launched on October 24, 1998. It was deployed using a Delta II launch vehicle and serves the amateur radio community by transmitting signals for educational and experimental purposes.

## Key Facts
- COSPAR ID: 1998-061B  
- Launch date: October 24, 1998  
- Launch vehicle: Delta II  
- Satellite class: Amateur radio satellite  
- Wikidata SCN: 25509  
- Significant event: Rocket launch on October 24, 1998  
- Image source: [SEDSAT_1.jpg](https://commons.wikimedia.org/wiki/Special:FilePath/SEDSAT_1.jpg)  
- Wikipedia languages: German (de), English (en), Galician (gl)  
- Instance of: Amateur radio satellite  

## FAQs
### Q: What is SEDSAT-1?
A: SEDSAT-1 is an American amateur radio satellite designed for use by amateur radio operators. It was launched into space on October 24, 1998, aboard a Delta II rocket.

### Q: When was SEDSAT-1 launched?
A: SEDSAT-1 was launched on October 24, 1998. The launch marked its deployment as part of a mission supporting amateur radio communications and education.

### Q: What kind of satellite is SEDSAT-1?
A: SEDSAT-1 is classified as an amateur radio satellite. These satellites are used by hobbyists and educators to transmit radio signals for non-commercial purposes.

## Why It Matters
SEDSAT-1 plays a key role in the amateur radio satellite community, offering enthusiasts and students opportunities to engage with space-based communication systems. As part of the broader ecosystem of amateur satellites, it supports hands-on learning, experimentation, and global connectivity among radio amateurs. Its launch also represents one of many missions that have expanded access to space technology beyond government and commercial sectors, enabling broader participation in space exploration and telecommunications.

## Notable For
- One of multiple amateur radio satellites launched to support global ham radio activities  
- Launched via the historically significant Delta II rocket, which has been retired after decades of service  
- Identified by COSPAR ID 1998-061B and SCN 25509  
- Featured on multilingual Wikipedia pages including German, English, and Galician editions  

## Body
### Overview
SEDSAT-1 is an amateur radio satellite developed and operated within the amateur satellite community. It functions as a repeater in low Earth orbit, relaying radio transmissions from ground stations around the world.

### Launch Details
The satellite was successfully launched on **October 24, 1998**, utilizing the **Delta II** launch system. This launch vehicle was widely used during its operational lifetime but has since been retired.

### Classification and Identification
As an amateur radio satellite, SEDSAT-1 falls under the category of spacecraft dedicated to non-commercial radio operations. It is registered with several identifiers:
- **COSPAR ID**: 1998-061B
- **SCN (Satellite Catalog Number)**: 25509

These identifiers allow tracking and referencing across databases such as Wikidata and NASA's NSSDC.

### Operational Purpose
SEDSAT-1 supports the amateur radio community by providing a platform for signal relay and experimentation. Users can communicate through the satellite using appropriate radio equipment, contributing to both recreational and educational goals.

### Online Presence
Information about SEDSAT-1 is available on Wikipedia in multiple languages, indicating international interest:
- English: *SEDSAT-1*
- German: *SEDSAT-1*
- Galician: *SEDSAT-1*

An official image of the satellite is hosted on Wikimedia Commons, enhancing public accessibility to visual documentation.

## References

1. Jonathan's Space Report